ref: e047274e8dedebb9588a82e48e6cd9d7e50cae79
dir: /libkern/fmtprint.c/
/*
* The authors of this software are Rob Pike and Ken Thompson.
* Copyright (c) 2002 by Lucent Technologies.
* Permission to use, copy, modify, and distribute this software for any
* purpose without fee is hereby granted, provided that this entire notice
* is included in all copies of any software which is or includes a copy
* or modification of this software and in all copies of the supporting
* documentation for such software.
* THIS SOFTWARE IS BEING PROVIDED "AS IS", WITHOUT ANY EXPRESS OR IMPLIED
* WARRANTY. IN PARTICULAR, NEITHER THE AUTHORS NOR LUCENT TECHNOLOGIES MAKE ANY
* REPRESENTATION OR WARRANTY OF ANY KIND CONCERNING THE MERCHANTABILITY
* OF THIS SOFTWARE OR ITS FITNESS FOR ANY PARTICULAR PURPOSE.
*/
#include "lib9.h"
#include "fmtdef.h"
/*
* format a string into the output buffer
* designed for formats which themselves call fmt,
* but ignore any width flags
*/
int
fmtprint(Fmt *f, char *fmt, ...)
{
va_list va;
int n;
f->flags = 0;
f->width = 0;
f->prec = 0;
va_copy(va, f->args);
va_end(f->args);
va_start(f->args, fmt);
n = dofmt(f, fmt);
va_end(f->args);
f->flags = 0;
f->width = 0;
f->prec = 0;
va_copy(f->args, va);
va_end(va);
if(n >= 0)
return 0;
return n;
}